1.Altered Lymphocyte Subsets in Perioperative Cancer Patients Before and After Septic Shock: Characteristics and Prognostic Implications
Miao WEI ; Lili YANG ; Xiaoyan LI ; Huifang LYU ; Yan DUAN
Medical Journal of Peking Union Medical College Hospital 2026;17(1):86-97
To investigate the changes in peripheral blood immune cells before and after the onset of septic shock in patients with malignant tumors, and to analyze the relationship between these immune cells and patient prognosis. A retrospective study was conducted, enrolling perioperative tumor patients who were transferred to the intensive care unit (ICU) due to septic shock at Shanxi Provincial Cancer Hospital between October 2018 and December 2019.Changes in lymphocyte counts and subsets were compared before and after septic shock (measured prior to septic shock onset and within 72 hours after onset).A multivariate Logistic regression model was used to analyze the relationship between these immune indicators and the 28-day mortality risk in tumor patients following septic shock. A total of 47 tumor patients transferred to the ICU due to septic shock were included.There were 32 males and 15 females, with a mean age of (63.9±11.2) years.Gastrointestinal tumors were the most common tumor type (76.60%, 36/47), and abdominal/pelvic infection (65.96%, 31/47) was the primary source of infection.Within 28 days after ICU transfer, 12 patients died and 35 survived. Compared to pre-septic shock levels, lymphocyte counts significantly decreased after septic shock[530(300, 830) cells/μL Perioperative tumor patients experience acute depletion of peripheral blood lymphocyte subsets following septic shock.Among various immune indicators, regulatory T cell count serves as an independent predictor of short-term mortality risk.Evaluating baseline immune function in such patients may help optimize treatment strategies and improve overall prognosis.
2.Research on trust enhancement pathway of essential public health services from the perspective of health risk governance
Yu ZHANG ; Rui-ke YOU ; Yang ZHAO ; Hai-ming FAN ; Yan-qing MIAO
Chinese Journal of Health Policy 2025;18(11):25-30
The essential public health services is an important component of China's health risk governance system.It possesses both institutional and emotional attributes and addresses potential risk factors in health risk governance by forming a rational pathway and an emotional pathway:essential public health services guide-trust in government enhancement-improve health risk governance capacity.The rational pathway strengthens calculative trust through institutional reinforcement mechanisms,fostering the public's cognitive trust in government departments.The emotional pathway follows the principle of satisfaction,strengthening non-calculative trust through emotional communication and cultivating the public's emotional trust in government departments.By reinforcing both cognitive and emotional trust among the public,essential public health services improved the level of health information reserves and the guidance of medical service order,thereby improving health risk governance capacity.
3.Venovo venous stent for treating post-thrombotic syndrome after lower extremity deep venous thrombosis
Chongliang FAN ; Yonghui CHEN ; Yan SONG ; Xiaoyang NIU ; Renying MIAO ; Bo YANG ; Chengwei LYU
Chinese Journal of Interventional Imaging and Therapy 2025;22(8):502-506
Objective To observe the efficacy of Venovo venous stent for treating post-thrombotic syndrome(PTS)after lower extremity deep venous thrombosis(DVT).Methods A total of 61 patients with PTS after lower extremioty DVT who underwent iliac vein stent implantation were retrospectively enrolled,including 33 cases underwent Venovo stent(Venovo stent group)and 28 cases underwent conventional stent implantation(conventional stent group).The technical success rates and perioperative complications,Villalta score and venous clinical severity score(VCSS)before and 6 and 12 months after treatment,as well as the primary stent patency were compared within and between groups.Results The technical success rate was 100%in both groups,and no significant difference of the incidence of perioperative complications was found between groups(P=0.187).There was no significant difference of Villalta score nor VCSS between groups before treatment(both P>0.05),while significant decrease of Villalta score was noticed before and 6 or 12 months after treatment within both groups(all P<0.05).No significant difference of Villalta score nor VCSS was found 6 months after treatment between groups(both P>0.05),while significant difference of Villalta score and VCSS were observed in Venovo stent group compared with those in conventional stent group 12 months after treatment(both P<0.05).No significant difference of primary stent patency rate was found between groups 6 and 12 months after treatment(both P>0.05).Conclusion Venovo venous stent could be used to effectively treat PTS after lower extremity DVT.
4.Comparison of random forest and Cox regression models for predicting long-term survival after radical resection of HBV-associated hepatocellu-lar carcinoma
Guang-zhou LI ; Hong-lei WANG ; Xi-quan CHEN ; Yang HE ; Yan-hao CHEN ; Cui HU ; Miao WANG ; De-xiao ZHANG
Chinese Journal of Current Advances in General Surgery 2025;28(5):355-360
Objective:To analyze the factors associated with long-term survival after radical resection of hepatitis B virus(HBV)-associated hepatocellular carcinoma(HCC),and to construct random forest and Cox regression models,to evaluate the two models.Methods:A total of 368 patients with HBV-infected HCC who underwent radical resection were selected retrospectively.These patients were categorized as having a good prognosis(n=266)or a poor prognosis(n=102)based on their survival and mortality status.Univariate and Cox regression analysis were used to identify fac-tors that predict poor prognosis in HCC patients after surgery,and Cox regression and random forest prediction models were constructed and evaluated.Results:There were significant differences in smoking history,Child-Pugh classifica-tion,cirrhosis,microvascular invasion,TNM staging,tumor capsule integrity,platelet-to-lymphocyte ratio(PLR),regular antiviral therapy,HBV-DNA load,alpha-fetoprotein(AFP),neutrophil-to-lymphocyte ratio(NLR),systemic immune in-flammatory index(SII),and albumin-to-globulin ratio(AGR)between the two groups(P<0.05);Cox regression showed that cirrhosis,microvascular invasion,regular antiviral treatment,HBV-DNA load,NLR,PLR,SII,and AGR were related factors that negatively affected the prognosis of patients with HBV-infected HCC after surgery(P<0.05),with an AUC of 0.870 for predicting prognosis;the importance ranking obtained by the random forest model was HBV-DNA load,cirrho-sis,regular antiviral therapy,microvascular invasion,NLR,PLR,AGR,and SII,with an AUC of 0.926 for predicting prog-nosis;the AUC predicted by the random forest model was greater than that predicted by the Cox regression model(Z=2.411,P=0.016).Conclusion:HBV-DNA load,cirrhosis,regular antiviral therapy,microvascular invasion,NLR,PLR,AGR,and SII are factors that affect the poor prognosis of patients with HBV-related HCC after surgery.The random for-est prediction model constructed based on these factors has high predictive value and is superior to the Cox regression prediction model.
5.Comparison of random forest and Cox regression models for predicting long-term survival after radical resection of HBV-associated hepatocellu-lar carcinoma
Guang-zhou LI ; Hong-lei WANG ; Xi-quan CHEN ; Yang HE ; Yan-hao CHEN ; Cui HU ; Miao WANG ; De-xiao ZHANG
Chinese Journal of Current Advances in General Surgery 2025;28(5):355-360
Objective:To analyze the factors associated with long-term survival after radical resection of hepatitis B virus(HBV)-associated hepatocellular carcinoma(HCC),and to construct random forest and Cox regression models,to evaluate the two models.Methods:A total of 368 patients with HBV-infected HCC who underwent radical resection were selected retrospectively.These patients were categorized as having a good prognosis(n=266)or a poor prognosis(n=102)based on their survival and mortality status.Univariate and Cox regression analysis were used to identify fac-tors that predict poor prognosis in HCC patients after surgery,and Cox regression and random forest prediction models were constructed and evaluated.Results:There were significant differences in smoking history,Child-Pugh classifica-tion,cirrhosis,microvascular invasion,TNM staging,tumor capsule integrity,platelet-to-lymphocyte ratio(PLR),regular antiviral therapy,HBV-DNA load,alpha-fetoprotein(AFP),neutrophil-to-lymphocyte ratio(NLR),systemic immune in-flammatory index(SII),and albumin-to-globulin ratio(AGR)between the two groups(P<0.05);Cox regression showed that cirrhosis,microvascular invasion,regular antiviral treatment,HBV-DNA load,NLR,PLR,SII,and AGR were related factors that negatively affected the prognosis of patients with HBV-infected HCC after surgery(P<0.05),with an AUC of 0.870 for predicting prognosis;the importance ranking obtained by the random forest model was HBV-DNA load,cirrho-sis,regular antiviral therapy,microvascular invasion,NLR,PLR,AGR,and SII,with an AUC of 0.926 for predicting prog-nosis;the AUC predicted by the random forest model was greater than that predicted by the Cox regression model(Z=2.411,P=0.016).Conclusion:HBV-DNA load,cirrhosis,regular antiviral therapy,microvascular invasion,NLR,PLR,AGR,and SII are factors that affect the poor prognosis of patients with HBV-related HCC after surgery.The random for-est prediction model constructed based on these factors has high predictive value and is superior to the Cox regression prediction model.
6.The impact of medical insurance payment reform on medical services and costs:A case study of Jinhua
Miao YU ; Ze-yao LI ; Hong-wu TUO ; Yan-sui YANG ; Guan-pin WU ; Hua-qiang JIN ; Xiao-zhou JIANG
Chinese Journal of Health Policy 2025;18(1):43-50
Objective:This study empirically analyzes the relationship between outpatient and inpatient services under the impact of healthcare payment reform,and evaluates the effects of the reform.Methods:Data from healthcare services and basic medical insurance payments in eight districts of Jinhua City from 2020 to 2022 were used.A fixed-effects model for outpatient and inpatient services was constructed to analyze the impact of healthcare payment reforms and outpatient services on inpatient services.Results:The DRG-based payment had a significant positive effect on inpatient visits and a significant negative effect on employee basic medical insurance inpatient costs.The"capitation+APG"outpatient payment policy had a significant negative effect on inpatient visits and a significant negative effect on residents'basic medical insurance inpatient costs.The interaction between outpatient payment and outpatient visits had a significant negative effect on employee basic medical insurance inpatient visits,while the interaction between outpatient payment and outpatient costs had a significant negative effect on both overall and employee inpatient costs.Conclusions:The DRG payment reform led to an increase in inpatient visits and a reduction in employee basic medical insurance inpatient costs.The outpatient"capitation+APG"payment reform reduced inpatient visits and lowered residents'basic medical insurance inpatient costs,thereby slowing down the complementary effect between outpatient and inpatient services.
7.Research on trust enhancement pathway of essential public health services from the perspective of health risk governance
Yu ZHANG ; Rui-ke YOU ; Yang ZHAO ; Hai-ming FAN ; Yan-qing MIAO
Chinese Journal of Health Policy 2025;18(11):25-30
The essential public health services is an important component of China's health risk governance system.It possesses both institutional and emotional attributes and addresses potential risk factors in health risk governance by forming a rational pathway and an emotional pathway:essential public health services guide-trust in government enhancement-improve health risk governance capacity.The rational pathway strengthens calculative trust through institutional reinforcement mechanisms,fostering the public's cognitive trust in government departments.The emotional pathway follows the principle of satisfaction,strengthening non-calculative trust through emotional communication and cultivating the public's emotional trust in government departments.By reinforcing both cognitive and emotional trust among the public,essential public health services improved the level of health information reserves and the guidance of medical service order,thereby improving health risk governance capacity.
8.Venovo venous stent for treating post-thrombotic syndrome after lower extremity deep venous thrombosis
Chongliang FAN ; Yonghui CHEN ; Yan SONG ; Xiaoyang NIU ; Renying MIAO ; Bo YANG ; Chengwei LYU
Chinese Journal of Interventional Imaging and Therapy 2025;22(8):502-506
Objective To observe the efficacy of Venovo venous stent for treating post-thrombotic syndrome(PTS)after lower extremity deep venous thrombosis(DVT).Methods A total of 61 patients with PTS after lower extremioty DVT who underwent iliac vein stent implantation were retrospectively enrolled,including 33 cases underwent Venovo stent(Venovo stent group)and 28 cases underwent conventional stent implantation(conventional stent group).The technical success rates and perioperative complications,Villalta score and venous clinical severity score(VCSS)before and 6 and 12 months after treatment,as well as the primary stent patency were compared within and between groups.Results The technical success rate was 100%in both groups,and no significant difference of the incidence of perioperative complications was found between groups(P=0.187).There was no significant difference of Villalta score nor VCSS between groups before treatment(both P>0.05),while significant decrease of Villalta score was noticed before and 6 or 12 months after treatment within both groups(all P<0.05).No significant difference of Villalta score nor VCSS was found 6 months after treatment between groups(both P>0.05),while significant difference of Villalta score and VCSS were observed in Venovo stent group compared with those in conventional stent group 12 months after treatment(both P<0.05).No significant difference of primary stent patency rate was found between groups 6 and 12 months after treatment(both P>0.05).Conclusion Venovo venous stent could be used to effectively treat PTS after lower extremity DVT.
9.Changing resistance profiles of Haemophilus influenzae and Moraxella catarrhalis isolates in hospitals across China:results from the CHINET Antimicrobial Resistance Surveillance Program,2015-2021
Hui FAN ; Chunhong SHAO ; Jia WANG ; Yang YANG ; Fupin HU ; Demei ZHU ; Yunsheng CHEN ; Qing MENG ; Hong ZHANG ; Chun WANG ; Fang DONG ; Wenqi SONG ; Kaizhen WEN ; Yirong ZHANG ; Chuanqing WANG ; Pan FU ; Chao ZHUO ; Danhong SU ; Jiangwei KE ; Shuping ZHOU ; Hua ZHANG ; Fangfang HU ; Mei KANG ; Chao HE ; Hua YU ; Xiangning HUANG ; Yingchun XU ; Xiaojiang ZHANG ; Wenen LIU ; Yanming LI ; Lei ZHU ; Jinhua MENG ; Shifu WANG ; Bin SHAN ; Yan DU ; Wei JIA ; Gang LI ; Jiao FENG ; Ping GONG ; Miao SONG ; Lianhua WEI ; Xin WANG ; Ruizhong WANG ; Hua FANG ; Sufang GUO ; Yanyan WANG ; Dawen GUO ; Jinying ZHAO ; Lixia ZHANG ; Juan MA ; Han SHEN ; Wanqing ZHOU ; Ruyi GUO ; Yan ZHU ; Jinsong WU ; Yuemei LU ; Yuxing NI ; Jingrong SUN ; Xiaobo MA ; Yanqing ZHENG ; Yunsong YU ; Jie LIN ; Ziyong SUN ; Zhongju CHEN ; Zhidong HU ; Jin LI ; Fengbo ZHANG ; Ping JI ; Yunjian HU ; Xiaoman AI ; Jinju DUAN ; Jianbang KANG ; Xuefei HU ; Xuesong XU ; Chao YAN ; Yi LI ; Shanmei WANG ; Hongqin GU ; Yuanhong XU ; Ying HUANG ; Yunzhuo CHU ; Sufei TIAN ; Jihong LI ; Bixia YU ; Cunshan KOU ; Jilu SHEN ; Wenhui HUANG ; Xiuli YANG ; Likang ZHU ; Lin JIANG ; Wen HE ; Chunlei YUE
Chinese Journal of Infection and Chemotherapy 2025;25(1):30-38
Objective To investigate the distribution and antimicrobial resistance profiles of clinically isolated Haemophilus influenzae and Moraxella catarrhalis in hospitals across China from 2015 to 2021,and provide evidence for rational use of antimicrobial agents.Methods Data of H.influenzae and M.catarrhalis strains isolated from 2015 to 2021 in CHINET program were collected for analysis,and antimicrobial susceptibility testing was performed by disc diffusion method or automated systems according to the uniform protocol of CHINET.The results were interpreted according to the CLSI breakpoints in 2022.Beta-lactamases was detected by using nitrocefin disk.Results From 2015 to 2021,a total of 43 642 strains of Haemophilus species were isolated,accounting for 2.91%of the total clinical isolates and 4.07%of Gram-negative bacteria in CHINET program.Among the 40 437 strains of H.influenzae,66.89%were isolated from children and 33.11%were isolated from adults.More than 90%of the H.influenzae strains were isolated from respiratory tract specimens.The prevalence of β-lactamase was 53.79%in H.influenzae strains.The H.influenzae strains isolated from children showed higher resistance rate than the strains isolated from adults.Overall,779 strains of H.influenzae did not produce β-lactamase but were resistant to ampicillin(BLNAR).Beta-lactamase-producing strains showed significantly higher resistance rates to these antimicrobial agents than the β-lactamase-nonproducing strains.Of the 16 191 M.catarrhalis strains,80.06%were isolated from children and 19.94%isolated from adults.M.catarrhalis strains were mostly susceptible to both amoxicillin-clavulanic acid and cefuroxime,evidenced by resistance rate lower than 2.0%.Conclusions The emergence of antibiotic-resistant H.influenzae due to β-lactamase production poses a challenge for clinical anti-infective treatment.Therefore,it is very important to implement antibiotic resistance surveillance for H.influenzae and guide rational antibiotic use.All local clinical microbiology laboratories should actively improve antibiotic susceptibility testing and strengthen antibiotic resistance surveillance for H.influenzae.
10.A near-complete genomic analysis of aggregated outbreaks of norovirus subtype GⅡ.17P17 in Beijing Chaoyang District from 2014 to 2024
Xiangyu HU ; Jianhong ZHAO ; Shan WANG ; Xiao QI ; Taoli HAN ; Yanhui YANG ; Yan GAO ; Shi CONG ; Lijiao CAO ; Lingli SUN ; Miao JIN ; Yang JIAO
Chinese Journal of Preventive Medicine 2025;59(5):640-649
Objective:To examine the near-complete genomic analysis of norovirus (NoV) subtype GⅡ.17 [P17] outbreaks in Beijing Chaoyang District from 2014 to 2024.Methods:Data and specimens related to outbreaks of the NoV aggregation in Beijing′s Chaoyang District from 2014 to 2024 were collected. The NoV was identified using real-time fluorescence reverse transcription polymerase chain reaction (RT-PCR). Specimens with positive nucleic acid were amplified by standard PCR, whole genome sequencing and evolutionary analysis. Amino acid site variations were compared.Results:In Chaoyang District, from 2014 to 2024, a total of 637 aggregated outbreaks caused by the NoV infection were reported, of which 584 were successfully typed. The epidemic caused by the GⅡ.17 [P17] subtype accounted for 8.79% (56/637), which was the dominant epidemic gene subtype in 2014-2015, sporadic in 2016-2019, reappeared in 2022, and significantly increased in 2024 (27.27%, 24/88). Outbreaks caused by the GⅡ.17 [P17] subtype occurred mainly from October to December, with the main sites of occurrence in primary schools and kindergartens. This study yielded 53 near-complete genome sequences of the GⅡ.17 [P17] subtype from 46 incidents in Chaoyang District. The GⅡ.17 [P17] subtype sequences of Chaoyang District from 2014 to 2024 were segmented into three subgroups on the evolutionary tree, with sequences from 2014 to 2019, 2022 to April 2024, and May to December 2024 clustered into the d, e, and b subgroups, respectively. In the VP1 region′s P2 area, particularly at the HBGA binding site, subgroups b and e exhibited mutations in 22 and two sites, while subgroups b and e showed mutations in four and one sites, predominantly in the RdRp region.Conclusion:The outbreak caused by the NoV GⅡ.17 [P17] subtype in Chaoyang District from 2014 to 2024 continues, with a significant increase in 2024, and it becomes the dominant gene subtype from October to December. The sequence formation of the NoV GⅡ.17 [P17] subtype in Chaoyang District from January to April 2022 and from May to December 2024 shows two different evolutions, with specific mutation sites, requiring continuous monitoring of the NoV GⅡ.17 [P17] subtype.

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